An insufficient JWT validation vulnerability was found in Kiali versions 0.4.0 to 1.15.0 and was fixed in Kiali version 1.15.1, wherein a remote attacker could abuse this flaw by stealing a valid JWT cookie and using that to spoof a user session, possibly gaining privileges to view and alter the Istio configuration.
Published 2020-04-27 21:15:14
Updated 2020-07-10 18:10:04
Source Red Hat, Inc.
View at NVD,   CVE.org

Exploit prediction scoring system (EPSS) score for CVE-2020-1762

0.27%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 63 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2020-1762

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
7.5
HIGH AV:N/AC:L/Au:N/C:P/I:P/A:P
10.0
6.4
NIST
7.0
HIGH CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H
2.2
4.7
Red Hat, Inc.
8.6
HIGH CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
3.9
4.7
NIST

CWE ids for CVE-2020-1762

  • Authenticating a user, or otherwise establishing a new user session, without invalidating any existing session identifier gives an attacker the opportunity to steal authenticated sessions.
    Assigned by:
    • nvd@nist.gov (Primary)
    • secalert@redhat.com (Secondary)
  • According to WASC, "Insufficient Session Expiration is when a web site permits an attacker to reuse old session credentials or session IDs for authorization."
    Assigned by:
    • nvd@nist.gov (Primary)
    • secalert@redhat.com (Secondary)

References for CVE-2020-1762

Products affected by CVE-2020-1762

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